Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8074447 | Procedure to determine the sulfur removal of NOx storage catalytic converter | Simone Neuberth, Christian Covini | 2011-12-13 |
| 8028519 | Method and device for regenerating an emission control system | Frank Schweizer, Gerd Hartmann | 2011-10-04 |
| 7971429 | Procedure for the regeneration of a particle filter and for the desulphurization of an NOx storage catalytic converter | Stefan Forthmann, Frank Schweizer | 2011-07-05 |
| 7937931 | Procedure and control unit to operate a diesel engine | Andreas Pfaeffle, Wolfgang Klenk, Frank Schweizer, Andreas Schaffrath | 2011-05-10 |